KOTLER P., KELLER K. L., . (2015). MARKETING MANAGEMENT. NEW JERSEY: PETERSON'S.
KOTLER PHILIP, KELLER KEVIN LANE, . 2015. MARKETING MANAGEMENT. NEW JERSEY: PETERSON'S.
KOTLER PHILIP, KELLER KEVIN LANE, . MARKETING MANAGEMENT. NEW JERSEY: PETERSON'S. 2015.